package main

import "fmt"

// 字符串转换
// 数值转化为string
// fmt.Sprintf()
func main() {
	str1 := fmt.Sprintf("%v", 10)
	fmt.Println(str1)

	countdown := 9
	str := fmt.Sprintf("Launch in T minus %v seconds.", countdown)
	fmt.Println(str)
}
